Daily Practice - Higher Plus
Grades 8-9 - exam-stretch algebra, geometry and reasoning.
9th September 2021
- 1The Nth Term of a Quadratic Sequence3 marks
Work out the nth term of the quadratic sequence 10, 20, 34, 52, ...
- 2Velocity Time Graphs3 marks
A tram runs at 18 m/s for 20 s, then slows steadily to rest over 4 s. Work out its average speed for the whole journey, to 2 decimal places.
- 3Vectors Proof Questions3 marks
In a vector proof you find that vector PQ = 4a + b and vector RS = 12a + 3b. What does this show about PQ and RS?
- 4Probability Equation Questions3 marks
The probability of winning a game is 1/4. A player expects 20 wins. How many games did they play?
- 5Histograms2 marks
On a histogram, a 5-wide bar and a 20-wide bar have the same frequency density of 1.5. How many more values are in the wider class?
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